What is the driest desert in the world?

Here is the question :

WHAT IS THE DRIEST DESERT IN THE WORLD?

Here is the option for the question :

• Death Valley, USA
• Sahara Desert, Africa
• Atacama Desert, South America
• Gobi Desert, Asia

The Answer:

And, the answer for the the question is :

Explanation:

[STC002880] The Atacama Desert is the world’s driest desert that is not located in a polar region. The annual rainfall is on average 15 millimeters (0.6 inches), yet several weather stations have never recorded any rain in their entire lifetime. The desert has an area of 128,000 square kilometers (49,000 square miles), and it is possible that it is the oldest desert on earth because it has been enduring extremely dry conditions for more than 3 million years.